<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
			<style>
				.s1{
				width: 500px;
				height: 500px;
				border:20px dotted red;
				background-color: #eee;
				background-image: url(images/logo_05.jpg); /* 背景图 */
				background-repeat: no-repeat;
			     /* background-size: 200% 200%; */
				 background-position:-50px -3px;
				 background-image: url();
				 background: url(images/icon_21.jpg)no-repeat,
				 url(images/icon_28.jpg)right top no-repeat;
				 background:skyblue url(images/case-10_16.gif)no-repeat;
				 /* background-attachment: fixed; */
				 padding: 50px;
				 /* background-origin:border-box ; */
				 /* background-origin:padding-box; */
				 /* background-origin:content-box; */
				 /* background-clip: border-box; */
				 /* background-clip: padding-box; */
				 /* background-clip: content-box; */
				}
			</style>
	
	</head>
	<body>
		<div class="s1"></div>	
		<p>p1</p>
		<p>p1</p>
		<p>p1</p>
		<p>p1</p>
	</body>
</html>
